Number of labeled simple graphs on n vertices with a unique cycle of length > 2.

A372193

Number of labeled simple graphs on n vertices with a unique cycle of length > 2.

Terms

    a(0) =0a(1) =0a(2) =0a(3) =1a(4) =19a(5) =317a(6) =5582a(7) =108244a(8) =2331108a(9) =55636986a(10) =1463717784a(11) =42182876763

External references